<template>
  <div style="line-height: 60px; display: flex">
    <div style="flex: 1;">
      <span :class="collapseBtnClass" style="cursor: pointer; font-size: 18px" @click="collapse"></span>
      <el-breadcrumb separator="/" style="display:inline-block;margin-left: 10px">
        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item >{{currentPathName}}</el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <el-dropdown style="width: 180px; cursor: pointer; text-align: right">
      <div style="display: inline-block">
        <img :src="user.avatarUrl" alt="" style="width: 30px;border-radius: 50%;position: relative;top: 10px;right: 5px">
        <span>{{user.nickname}}</span><i class="el-icon-arrow-down" style="margin-left: 10px"></i>
      </div>
      <el-dropdown-menu slot="dropdown" style="width: 100px; text-align: center">
                <span @click="$router.push('password')">
            <el-dropdown-item style="font-size: 14px; padding: 5px 0">修改密码</el-dropdown-item>
        </span>
        <span @click="$router.push('person')">
            <el-dropdown-item style="font-size: 14px; padding: 5px 0">个人信息</el-dropdown-item>
        </span>

        <span @click="logout">
           <el-dropdown-item style="font-size: 14px; padding: 5px 0" >退出</el-dropdown-item>
        </span>
      </el-dropdown-menu>
    </el-dropdown>
  </div>
</template>

<script>
export default {
  name: "Header",
  props:{
    collapseBtnClass:String,
    // collapse:Function,
    user:Object
  },
  data(){
    return{

    }
  },
  computed: {
    currentPathName () {
      return this.$store.state.currentPathName;　　//需要监听的数据
    }
  },
  // watch:{  //监听路由变化
  //   currentPathName(newVal,oldVal){
  //     console.log(newVal)
  //   }
  // },
  methods:{
    collapse() {
      // this.$parent.$parent.$parent.$parent.collapse()  // 通过4个 $parent 找到父组件，从而调用其折叠方法
      this.$emit("asideCollapse")
    },
    logout(){
      this.$store.commit("logout")
      this.$message.success("退出成功")
    }
  }
}
</script>

<style scoped>

</style>